Scotch Foil Tape 3311 10A, 2.0 in x 10 yd (50.8 mm x 9,1 m). Specifically designed to help maintain duct work integrity and optimize HVAC performance. conformable tape with silicone treated liner that unwinds easily to minimize errors and wasted tape . It is flexible and easy to apply in tight spaces, making it the ideal tape for duct repairs. The soft aluminum foil also conforms to irregular surfaces and provides a reliable vapor barrier.

Insize 4102-181, STEEL GAGE BLOCK SET, 81pcs, grade AS-1, 6928640329906
3M 20274, Neoprene Contact Adhesive 10, Light Yellow, 1 Gallon Can, 7000144610, 4/case 
